22133344 has 24 divisors (see below), whose sum is σ = 43808688. Its totient is φ = 11007360.

The previous prime is 22133341. The next prime is 22133357. The reversal of 22133344 is 44333122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22133341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4549 + ... + 8059.

It is an arithmetic number, because the mean of its divisors is an integer number (1825362).

Almost surely, 2^22133344 is an apocalyptic number.

It is an amenable number.

22133344 is a deficient number, since it is larger than the sum of its proper divisors (21675344).

22133344 is a wasteful number, since it uses less digits than its factorization.

22133344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3718 (or 3710 counting only the distinct ones).

The product of its digits is 1728, while the sum is 22.

The square root of 22133344 is about 4704.6088041409. The cubic root of 22133344 is about 280.7689069827.

Adding to 22133344 its reverse (44333122), we get a palindrome (66466466).

The spelling of 22133344 in words is "twenty-two million, one hundred thirty-three thousand, three hundred forty-four".